/**
 * @param {string} s
 * @param {number} numRows
 * @return {string}
 */
var convert = function (s, numRows) {
    let res = "";
    if (numRows >= s.length || numRows === 1) {
        return s
    }

    let t = [];
    for (i = 0; i < numRows; i++) {
        t.push([])
    }
    let row = 0;

}